Chongqing Xintao High-tech Material Technology Co., Ltd. was established on October 9, 2018. Its business scope includes new material technology research and development; production and sales: white carbon black inorganic powder filler (limited to white carbon black, silicon dioxide, nano-dioxide silicon). The company has a production line with an annual output of 20,000 tons of precipitated silica and 1,000 tons of ultrafine silica. It is currently the largest silica production base in Southwest China. Advanced, stable product quality and other advantages. The process adopts the sulfuric acid precipitation process to prepare precipitated white carbon black. The raw materials are water glass and concentrated sulfuric acid. The white carbon black series products are produced through acid-base neutralization reaction, pressure filtration washing, spray drying and other links. The entire production process uses natural gas combustion as heat energy, and no toxic and harmful pollutants are produced.